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Sioux Falls Marathon

Name: Sioux Falls Marathon
Start: 2026-09-20
End: 2026-09-20
Location: Sioux Falls, South Dakota

location_city Sioux Falls

location_on South Dakota

flag United States

calendar_today 20 Sep, 2026

directions_run Running

language Official Website

About the Event

The Sioux Falls Marathon, powered by Sanford Health and the Sioux Falls Sports Authority, features races for all levels of runners. Distances include the full marathon, half marathon, & 5K.

The full & half races feature downtown Sioux Falls, iconic Falls Park (for full and half) and many of the city's finest parks as well as the bike trail system.

A portion of the net proceeds from the Sioux Falls Marathon is donated to the Sanford Children's Miracle Network. The 2024 races raised more than $20,000 for children in our community.

Races Offered

5K

Sep 20, 2026

straighten

Distance — 5K

terrain

Type — Road running

timer

263 days remaining

Half-Marathon

Sep 20, 2026

straighten

Distance — Half-Marathon

terrain

Type — Road running

timer

263 days remaining

Marathon

Sep 20, 2026

straighten

Distance — Marathon

terrain

Type — Road running

timer

263 days remaining

Weather Overview

These values represent the 3-year monthly averages for September in Sioux Falls.

Temp (°C)

Feels Like (°C)

thermostat 14.8° / 26.3°

wb_sunny 12.8° / 24.1°

Wind (km/h)

Humidity (%)

air 14.6 /

water_drop 61.0%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 14.8° / 26.3°

wb_sunny 12.8° / 24.1°

air 14.6 km/h

water_drop 61.0%

About Sioux Falls

Sioux Falls is a city of about 184,000 (2019) in Southeast South Dakota. Founded in 1883 in what was then known as the Dakota Territory, Sioux Falls has grown from a sleepy Midwestern town into a resort for shopping and tourism in the northern Great Plains. It is widely recognized as the largest urban center between Minneapolis and Denver.